{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["protein", "RNA", "DNA", "cell line", "cell type"], "input": "To further define the effects of dexamethasone at the molecular level , we prepared a series of deleted c-jun promoter fragments linked to the chloramphenicol acetyltransferase ( CAT ) gene ."}
{"protein": ["chloramphenicol acetyltransferase", "CAT"], "RNA": [], "DNA": ["c-jun promoter fragments", "chloramphenicol acetyltransferase ( CAT ) gene"], "cell line": [], "cell type": []}